2-Azabicyclo[16.3.1]docosa-4,6,10,18,21-pentaene- 3,20,22-trione, 9,13-dihydroxy-8,14,19-trimethoxy- 4,10,12,16-tetramethyl-, 9-carbamate 30562-34-6 Antibiotic (U-29,135) Antibiotic U 29135 GELDANAMYCIN Geldanamicin NSC122750